:root {
  --bg: #000000;
  --fg: #ededed;
  --fg-dim: #8a8a8a;
  --fg-faint: #444444;
  --accent: #4fd1ff;
  --accent-other: #f2c94c;
  --accent-file: #4ade80;
  --danger: #ff5c5c;
  --mono: ui-monospace, 'JetBrains Mono', 'SF Mono', 'Cascadia Mono', 'Segoe UI Mono', 'Roboto Mono',
    'Liberation Mono', Consolas, monospace;
}

* { box-sizing: border-box; }

html, body {
  height: 100%;
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--mono);
  font-size: 16px;
  overflow: hidden;
  -webkit-tap-highlight-color: transparent;
}

.hidden { display: none !important; }

::selection { background: var(--fg); color: #000; }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: #000; }
::-webkit-scrollbar-thumb { background: var(--fg-faint); }
::-webkit-scrollbar-thumb:hover { background: var(--fg-dim); }

.cursor { animation: blink 1s steps(1) infinite; color: var(--accent); }
@keyframes blink { 50% { opacity: 0; } }

.scanlines {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  background: repeating-linear-gradient(
    to bottom,
    rgba(255, 255, 255, 0.035) 0px,
    rgba(255, 255, 255, 0.035) 1px,
    transparent 1px,
    transparent 3px
  );
  animation: flicker 6s infinite;
}
@keyframes flicker {
  0%, 96%, 100% { opacity: 1; }
  97% { opacity: 0.85; }
  98% { opacity: 1; }
  99% { opacity: 0.9; }
}

.vignette {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9998;
  background: radial-gradient(ellipse at center, transparent 55%, rgba(0, 0, 0, 0.55) 100%);
}

.screen {
  height: 100vh;
  height: 100dvh;
  width: 100%;
}

/* Auth */
#auth-screen {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  overflow-y: auto;
}

.auth-card {
  width: 100%;
  max-width: 420px;
  background: #000;
  padding: 32px 26px;
}

.auth-card h1 {
  margin: 0 0 6px;
  text-align: center;
  font-size: 30px;
  letter-spacing: 3px;
  font-weight: 700;
  color: var(--fg);
}

.auth-sub {
  text-align: center;
  color: var(--fg-dim);
  font-size: 11px;
  letter-spacing: 1px;
  margin: 0 0 24px;
}

.tabs {
  display: flex;
  gap: 0;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--fg-faint);
}

.tab {
  flex: 1;
  padding: 10px;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--fg-dim);
  cursor: pointer;
  font-size: 13px;
  font-family: var(--mono);
}
.tab.active { color: var(--accent); border-bottom-color: var(--accent); font-weight: 700; }

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

input, select {
  padding: 11px 12px;
  border: none;
  border-bottom: 1px solid var(--fg-faint);
  background: #0a0a0a;
  color: var(--fg);
  font-size: 16px;
  font-family: var(--mono);
  outline: none;
  border-radius: 0;
}

input::placeholder { color: var(--fg-faint); }
input:focus { border-bottom-color: var(--accent); }

.btn-term {
  padding: 11px;
  border: none;
  background: transparent;
  color: var(--fg);
  font-size: 15px;
  font-weight: 700;
  font-family: var(--mono);
  cursor: pointer;
  letter-spacing: 1px;
  border-bottom: 1px solid var(--fg-faint);
}
.btn-term:hover { color: var(--accent); border-bottom-color: var(--accent); }

.btn-term-sm {
  padding: 4px 0;
  border: none;
  border-bottom: 1px solid var(--fg-faint);
  background: transparent;
  color: var(--fg);
  font-size: 12px;
  font-family: var(--mono);
  cursor: pointer;
}
.btn-term-sm:hover { color: var(--accent); border-bottom-color: var(--accent); }

.error { color: var(--danger); font-size: 12px; min-height: 16px; margin: 4px 0 0; }
.hint { color: var(--fg-dim); font-size: 11px; margin: 0; line-height: 1.5; }

/* App layout */
#app-screen {
  display: flex;
  height: 100vh;
  height: 100dvh;
  width: 100%;
  max-width: 100%;
  overflow: hidden;
}

.sidebar {
  width: 320px;
  min-width: 320px;
  max-width: 100%;
  height: 100%;
  background: #000;
  border-right: 1px solid var(--fg-faint);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  overflow-x: hidden;
  -webkit-overflow-scrolling: touch;
}

.sidebar-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--fg-faint);
  flex: none;
}

.avatar-btn { background: none; border: none; padding: 0; cursor: pointer; }

.avatar {
  width: 40px;
  height: 40px;
  object-fit: cover;
  border-radius: 0;
  display: block;
  background: #0a0a0a;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}

.avatar-lg { width: 80px; height: 80px; }

.avatar-initial {
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: #000;
  font-family: var(--mono);
}

.chat-header-avatar img,
.chat-header-avatar .avatar-initial {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border: none;
  font-size: 13px;
}

.me-info { flex: 1; min-width: 0; }
.me { font-weight: 700; font-size: 14px; color: var(--fg); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.me-sub { font-size: 11px; color: var(--accent); letter-spacing: 1px; }

#logout-btn {
  background: none;
  border: none;
  padding: 4px 6px;
  color: var(--fg-dim);
  font-size: 12px;
  font-family: var(--mono);
  cursor: pointer;
}
#logout-btn:hover { color: var(--danger); }

.sidebar-actions { padding: 10px 14px 0; display: flex; flex-direction: column; gap: 6px; flex: none; }

.side-action {
  padding: 8px;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--fg-faint);
  color: var(--fg-dim);
  cursor: pointer;
  font-size: 12px;
  font-family: var(--mono);
  text-align: center;
}
.side-action:hover { color: var(--accent); border-bottom-color: var(--accent); }

.room-list { padding: 10px 10px 0; display: flex; flex-direction: column; gap: 1px; flex: none; }

.room-list-label {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  font-size: 10px;
  color: var(--fg-faint);
  letter-spacing: 2px;
  padding: 10px 4px 4px;
}

.label-action {
  background: none;
  border: none;
  padding: 0;
  color: var(--fg-dim);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 1px;
  cursor: pointer;
}
.label-action:hover { color: var(--accent); }

.channel-empty { padding: 2px 8px 4px; }

/* Row = the chat button plus, for admins, a delete control beside it */
.room-row { display: flex; align-items: stretch; }
.room-row:hover { background: #0d0d0d; }

.room-item {
  display: flex;
  align-items: center;
  gap: 10px;
  text-align: left;
  padding: 8px;
  background: transparent;
  border: none;
  color: var(--fg);
  cursor: pointer;
  flex: 1;
  min-width: 0;
  font-family: var(--mono);
}

/* Visible but not openable: a channel the admin is not in, or a blocked account */
.room-item--locked { cursor: default; opacity: 0.5; }
.room-item--locked .room-name { font-style: italic; }

.room-del {
  flex: none;
  background: transparent;
  border: none;
  padding: 0 8px;
  color: var(--fg-faint);
  font-family: var(--mono);
  font-size: 11px;
  cursor: pointer;
  opacity: 0;
}
.room-row:hover .room-del { opacity: 1; }
.room-del:hover { color: var(--danger); }
.room-del:focus-visible { opacity: 1; }
/* No hover on touch, so the control has to be permanently visible there */
@media (hover: none) { .room-del { opacity: 1; } }

.room-item:hover:not(.room-item--locked) { background: #0d0d0d; }
.room-item.active { background: #131313; }
.room-item.active .room-name { color: var(--accent); }

.room-avatar {
  width: 34px;
  height: 34px;
  min-width: 34px;
  object-fit: cover;
  background: #0a0a0a;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--fg-dim);
  border-radius: 0;
  image-rendering: pixelated;
}

.room-avatar--channel { color: var(--accent); font-size: 15px; }

.room-meta { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 2px; }
.room-name { font-size: 13px; color: var(--fg); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.room-preview {
  font-size: 11px;
  color: var(--fg-dim);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.room-badge {
  background: var(--accent);
  color: #000;
  font-size: 10px;
  font-weight: 700;
  min-width: 18px;
  height: 18px;
  border-radius: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 5px;
}

.admin-panel { padding: 10px 14px 16px; border-top: 1px solid var(--fg-faint); margin-top: 8px; flex: none; }
.admin-panel h3 { font-size: 10px; color: var(--fg-faint); letter-spacing: 2px; margin: 14px 0 8px; font-weight: 400; }
.admin-panel h3:first-child { margin-top: 0; }

.pending-row, .user-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 6px 0;
  font-size: 12px;
  border-bottom: 1px solid #161616;
}

.pending-row button, .user-row button {
  border: none;
  background: transparent;
  padding: 3px 0;
  cursor: pointer;
  font-size: 10px;
  font-family: var(--mono);
  color: var(--fg-dim);
}

.approve-btn:hover { color: var(--accent); }
.reject-btn:hover, .delete-btn:hover { color: var(--danger); }
.user-row .role-tag { color: var(--fg-faint); font-size: 10px; }

.chat-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
  height: 100%;
  position: relative;
  background: #000;
}

.chat-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--fg-faint);
  font-weight: 700;
  background: #000;
  z-index: 2;
  font-size: 15px;
  flex: none;
}

.chat-header-avatar {
  width: 30px;
  height: 30px;
  background: #0a0a0a;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  border-radius: 0;
}

.back-btn {
  background: transparent;
  border: none;
  color: var(--fg-dim);
  font-size: 12px;
  font-family: var(--mono);
  cursor: pointer;
  padding: 6px 8px 6px 0;
  display: none;
}
.back-btn:hover { color: var(--accent); }

.chat-title {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.chat-header-action {
  flex: none;
  background: transparent;
  border: none;
  color: var(--fg-dim);
  font-size: 11px;
  font-family: var(--mono);
  cursor: pointer;
  padding: 4px 0;
  white-space: nowrap;
}
.chat-header-action:hover { color: var(--accent); }
#clear-chat-btn:hover { color: var(--danger); }

/* Channel creation / membership */
.member-picker {
  display: flex;
  flex-direction: column;
  gap: 2px;
  max-height: 190px;
  overflow-y: auto;
  border: 1px solid var(--fg-faint);
  padding: 8px;
}

.member-option {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  padding: 3px 2px;
  cursor: pointer;
}
.member-option:hover { background: #0d0d0d; }
.member-option input { width: 14px; height: 14px; accent-color: var(--accent); flex: none; }

.members-list { display: flex; flex-direction: column; }

.member-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 7px 0;
  font-size: 13px;
  border-bottom: 1px solid #161616;
}
.member-row button {
  border: none;
  background: transparent;
  padding: 3px 0;
  cursor: pointer;
  font-size: 10px;
  font-family: var(--mono);
  color: var(--fg-dim);
}
.member-row .delete-btn:hover { color: var(--danger); }

.add-member-btn { text-align: left; margin-right: 8px; }

.members-actions {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--fg-faint);
}
.btn-danger { color: var(--danger); }
.btn-danger:hover { color: var(--danger); border-bottom-color: var(--danger); }

.messages-empty {
  align-self: center;
  margin: auto 0;
  color: var(--fg-faint);
  font-size: 12px;
  letter-spacing: 1px;
}

.messages {
  flex: 1 1 auto;
  overflow-y: auto;
  overflow-x: hidden;
  -webkit-overflow-scrolling: touch;
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  background-attachment: local;
  min-height: 0;
}

.messages[data-bg='default'] {
  background-image: linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 24px 24px;
}
.messages[data-bg='matrix'] {
  background-image: repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.05) 0 2px, transparent 2px 22px);
}
.messages[data-bg='synthwave'] {
  background-image: radial-gradient(circle at 50% 0%, rgba(79, 209, 255, 0.08), transparent 45%),
    repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.05) 0 1px, transparent 1px 30px),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.05) 0 1px, transparent 1px 30px);
}
.messages[data-bg='terminal'] {
  background-image: repeating-linear-gradient(to bottom, rgba(255, 255, 255, 0.04) 0 1px, transparent 1px 3px);
}
.messages[data-bg='grid'] {
  background-image: repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.06) 0 1px, transparent 1px 34px),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.06) 0 1px, transparent 1px 34px);
}

/* Room switch: the log fades in so the change of chat is visible even when the
   history came back too fast for the skeleton to register */
.messages.room-enter { animation: room-enter 0.22s ease-out; }
@keyframes room-enter {
  from { opacity: 0.15; }
  to { opacity: 1; }
}

/* Loading skeleton, shaped like the message log it stands in for */
.msg-skeleton {
  display: flex;
  flex: none;
  flex-direction: column;
  gap: 16px;
  padding-top: 8px;
  opacity: 0;
  /* Held back briefly so a fast response never flashes a skeleton */
  animation: skeleton-appear 0.2s ease 0.12s forwards;
}

.skeleton-block { display: flex; flex-direction: column; gap: 7px; }

.skeleton-bar {
  height: 11px;
  background: linear-gradient(90deg, #0c0c0c 0%, #1e1e1e 50%, #0c0c0c 100%);
  background-size: 200% 100%;
  animation: skeleton-sweep 1.2s linear infinite;
}

.skeleton-bar--meta { height: 9px; opacity: 0.55; }
.skeleton-bar--body { margin-left: 14px; }

@keyframes skeleton-sweep {
  from { background-position: 200% 0; }
  to { background-position: -200% 0; }
}
@keyframes skeleton-appear { to { opacity: 1; } }

/* Top-of-log markers for lazy history loading */
.history-idle { flex: none; }

.history-loader,
.history-start {
  align-self: center;
  flex: none;
  font-size: 10px;
  letter-spacing: 2px;
  padding: 10px 0 6px;
}

.history-loader { color: var(--accent); animation: blink 1s steps(1) infinite; }
.history-start { color: var(--fg-faint); }
.history-start::before { content: '-- '; }
.history-start::after { content: ' --'; }

.messages-error {
  align-self: center;
  margin: auto 0;
  color: var(--danger);
  font-size: 12px;
  letter-spacing: 1px;
}

@media (prefers-reduced-motion: reduce) {
  .messages.room-enter { animation: none; }
  .skeleton-bar { animation: none; }
  .history-loader { animation: none; }
  .msg-skeleton { animation-duration: 0.01s; }
}

/* Message log: time+nick on their own line, body indented below */
.msg-line {
  padding: 7px 0 0;
  font-size: 15px;
  line-height: 1.5;
  max-width: 100%;
}
.msg-line.grouped { padding-top: 1px; }

.msg-meta {
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.msg-line.grouped .msg-meta { display: none; }

.msg-time { color: var(--fg-faint); font-size: 12px; white-space: nowrap; }
.msg-name {
  color: var(--accent-other);
  font-weight: 700;
  overflow-wrap: anywhere;
}
.msg-line.mine .msg-name { color: var(--accent); }

.msg-body {
  padding-left: 14px;
  color: var(--fg);
  word-wrap: break-word;
  overflow-wrap: anywhere;
}

.msg-image {
  max-width: 240px;
  max-height: 300px;
  display: block;
  cursor: zoom-in;
  margin-top: 2px;
}

.file-link {
  color: var(--accent-file);
  text-decoration: none;
  border-bottom: 1px dotted var(--accent-file);
}
.file-link:hover { color: var(--fg); border-bottom-color: var(--fg); }
.file-link .file-size { color: var(--fg-faint); font-size: 11px; }

.day-divider {
  align-self: center;
  color: var(--fg-faint);
  font-size: 10px;
  letter-spacing: 2px;
  padding: 10px 0 4px;
  flex: none;
}
.day-divider::before { content: '-- '; }
.day-divider::after { content: ' --'; }

/* Emoji picker, anchored just above the composer */
.emoji-panel {
  position: absolute;
  left: 10px;
  right: 10px;
  bottom: 68px;
  max-width: 420px;
  background: #050505;
  border: 1px solid var(--fg-faint);
  z-index: 20;
  display: flex;
  flex-direction: column;
}

.emoji-tabs {
  display: flex;
  overflow-x: auto;
  border-bottom: 1px solid var(--fg-faint);
  flex: none;
}

.emoji-tab {
  flex: none;
  padding: 7px 10px;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--fg-dim);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 1px;
  cursor: pointer;
  white-space: nowrap;
}
.emoji-tab:hover { color: var(--fg); }
.emoji-tab.active { color: var(--accent); border-bottom-color: var(--accent); }

.emoji-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(34px, 1fr));
  gap: 2px;
  padding: 8px;
  max-height: 210px;
  overflow-y: auto;
}

.emoji-cell {
  background: transparent;
  border: none;
  cursor: pointer;
  font-size: 20px;
  line-height: 1;
  padding: 5px 0;
  border-radius: 0;
}
.emoji-cell:hover { background: #161616; }

.attach-btn.active { color: var(--accent); }

/* Staged clipboard image */
.paste-preview {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  border-top: 1px solid var(--fg-faint);
  background: #050505;
  flex: none;
}

.paste-preview-img {
  width: 46px;
  height: 46px;
  object-fit: cover;
  flex: none;
  background: #0a0a0a;
}

.paste-preview-meta { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 2px; }
.paste-preview-label { font-size: 11px; color: var(--fg-dim); letter-spacing: 1px; }
.paste-preview-size { font-size: 10px; color: var(--fg-faint); }

.message-form {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 14px;
  border-top: 1px solid var(--fg-faint);
  background: #000;
  flex: none;
}

.attach-btn, .send-btn {
  height: 42px;
  padding: 0 12px;
  border: none;
  background: transparent;
  color: var(--fg-dim);
  font-size: 13px;
  font-family: var(--mono);
  cursor: pointer;
  flex: none;
}
.attach-btn:hover { color: var(--accent); }

.send-btn { color: var(--accent); font-weight: 700; }
.send-btn:hover { color: var(--fg); }

.message-form input { flex: 1; border-bottom: 1px solid var(--fg-faint); }
.message-form input:focus { border-bottom-color: var(--accent); }

/* Nothing to send to until a room is open */
.message-form input:disabled,
.attach-btn:disabled,
.send-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

/* Profile modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 16px;
}

.modal {
  width: 100%;
  max-width: 440px;
  background: #000;
  border: 1px solid var(--fg-faint);
  max-height: 88vh;
  overflow-y: auto;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--fg-faint);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 1px;
  color: var(--fg);
}

.modal-close {
  background: none;
  border: none;
  color: var(--fg-dim);
  font-size: 12px;
  cursor: pointer;
  padding: 2px 4px;
}
.modal-close:hover { color: var(--danger); }

.modal-body { padding: 18px; display: flex; flex-direction: column; gap: 10px; }

.profile-avatar-row { display: flex; align-items: center; gap: 14px; margin-bottom: 6px; }

.field-label {
  font-size: 11px;
  color: var(--fg-dim);
  letter-spacing: 1px;
  margin-top: 8px;
}

.bg-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px; }

.bg-swatch {
  height: 46px;
  border: 1px solid var(--fg-faint);
  cursor: pointer;
  position: relative;
  background: #000;
}
.bg-swatch.selected { border-color: var(--accent); }
.bg-swatch[data-bg='default'] { background: linear-gradient(rgba(255,255,255,0.25) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.25) 1px, transparent 1px); background-size: 8px 8px; }
.bg-swatch[data-bg='matrix'] { background: repeating-linear-gradient(90deg, rgba(255,255,255,0.4) 0 2px, #000 2px 8px); }
.bg-swatch[data-bg='synthwave'] { background: radial-gradient(circle at 50% 20%, rgba(79,209,255,0.5), #000 70%); }
.bg-swatch[data-bg='terminal'] { background: repeating-linear-gradient(to bottom, rgba(255,255,255,0.3) 0 1px, #000 1px 3px); }
.bg-swatch[data-bg='grid'] { background: repeating-linear-gradient(0deg, rgba(255,255,255,0.3) 0 1px, transparent 1px 10px), #000; }

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  cursor: zoom-out;
  padding: 24px;
}
.lightbox img { max-width: 100%; max-height: 100%; image-rendering: auto; }

/* Toasts */
.toast-container {
  position: fixed;
  top: 14px;
  right: 14px;
  left: auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 3000;
  max-width: min(320px, calc(100vw - 28px));
}

.toast {
  background: #0a0a0a;
  border-left: 2px solid var(--accent);
  padding: 10px 14px;
  cursor: pointer;
  animation: toast-in 0.15s ease;
  font-size: 12px;
}
.toast .toast-title { color: var(--accent); font-weight: 700; margin-bottom: 2px; }
.toast .toast-body { color: var(--fg-dim); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

@keyframes toast-in {
  from { transform: translateX(20px); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* Mobile: swap sidebar/chat via display toggle, never transform/overlap */
@media (max-width: 760px) {
  .sidebar { display: flex; width: 100%; min-width: 0; }
  .chat-main { display: none; }
  #app-screen.show-chat .sidebar { display: none; }
  #app-screen.show-chat .chat-main { display: flex; }
  .back-btn { display: inline-block; }
  .msg-image { max-width: 62vw; }
  /* Russian labels are longer than the old [SEND]/[+] — claw back composer width */
  .attach-btn, .send-btn { padding: 0 6px; font-size: 12px; }
  .emoji-panel { left: 6px; right: 6px; bottom: 62px; max-width: none; }
  .emoji-grid { max-height: 34vh; }
}